Portable telephone



FIG. 1 is a front elevational view of a portable telephone, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a cross-sectional view thereof, taken along line 7--7 in FIG. 1, with the internal system omitted;

FIG. 8 is a cross-sectional view thereof, taken along line 8--8 in FIG. 1, with the internal system omitted; and,

FIG. 9 is a front, top and right side perspective view thereof.

The broken lines shown in FIGS. 1 to 9 are for illustrative purposes only and form no part of the claimed invention. 

The ornamental design for a portable telephone, as shown and described. 